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Hair Conditioning

POLYQUATERNIUM-87

CAS -
68

Safety score · 0–100

Fine

Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.

A cationic conditioning polymer used to smooth hair and reduce static. Performs well at low percentages and is broadly considered safe, with mild caveats around eye contact.

Skin benefits

  • Smooth hair feel
  • Static and frizz control
  • Substantivity

Known concerns

  • Eye irritation if concentrated
  • Microplastic concern
  • Sparse public toxicology

References

EU

EU CosIng database

European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.

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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve, so always read the physical product label and consult a healthcare professional for personal concerns.